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Finding the Third Proportional to 9,428 and 14,263

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Solution

The third proportional to 9,428 and 14,263 is: 21,577.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428 : 14,263 = 14,263 : x
  2. Step 2: Convert to fraction form
    9,428/14,263 = 14,263/x
  3. Step 3: Cross multiply
    9,428x = 14,263 × 14,263
  4. Step 4: Simplify right side
    9,428x = 203,433,169
  5. Step 5: Solve for x
    x = 203,433,169/9,428
  6. Step 6: Final answer
    x = 21,577.55

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.